Update github actions and add version-updater script

.github/workflows/eufy_create_mr_and_build_image.yaml

@@ -0,0 +1,53 @@
+name: eufy_create_mr_and_build_image
+
+on:
+  workflow_dispatch:
+jobs:
+  create_mr_and_build_image:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: cd eufy-ha-mqtt-bridge && ./version-updater.sh
+
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v3
+        with:
+          title: Update eufy-mqtt-ha-bridge to version ${{ env.MQTT_BRIDGE_VERSION }}
+          commit-message: Update eufy-mqtt-ha-bridge to version ${{ env.MQTT_BRIDGE_VERSION }}
+          committer: Max Winterstein <MaxWinterstein@users.noreply.github.com>
+          author: Max Winterstein <MaxWinterstein@users.noreply.github.com>
+          assignees: MaxWinterstein
+          body: |
+            Update report
+            - Update related files of eufy-mqtt-ha-bridge to version ${{ env.MQTT_BRIDGE_VERSION }} [Changelog][1]
+            - Build docker image, check [DockerHub][2]
+
+            [1]: https://github.com/matijse/eufy-ha-mqtt-bridge/releases
+            [2]: https://hub.docker.com/r/maxwinterstein/homeassistant-addon-eufy-ha-mqtt-bridge
+        if: ${{ env.CONTINUE }}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+        if: ${{ env.CONTINUE }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+        if: ${{ env.CONTINUE }}
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+        if: ${{ env.CONTINUE }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: eufy-ha-mqtt-bridge/
+          file: eufy-ha-mqtt-bridge/Dockerfile-real
+          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          push: true
+          tags: |
+            maxwinterstein/homeassistant-addon-eufy-ha-mqtt-bridge:${{ env.ADDON_NEXT_VERSION }}
+        if: ${{ env.CONTINUE }}